package com.xyu.common.validated;

import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
import java.util.HashSet;
import java.util.Set;

public class ListValueConstraintValidator implements ConstraintValidator<ListValue,Integer> {
    private Set<Integer> set = new HashSet<>();
    //初始化方法
    @Override
    public void initialize(ListValue constraintAnnotation) {
        int[] value = constraintAnnotation.value();
        if(value!=null){
            for (Integer vle: value) {
                set.add(vle);
            }
        }
    }
    //判断校检是否正确
    @Override          //需要校验的值
    public boolean isValid(Integer value, ConstraintValidatorContext context) {
        System.out.println(set.contains(value));
        return set.contains(value);
    }
}
